Laza Smooth Case for Zcell 3800mah Extended Battery AT&T Skyrocket Samsung Galaxy SII S2 SGH-i727 Extended Battery Case Designed specifically for the Laza Zcell 3800mah AT&T Skyrocket Samsung Galaxy S2 Extended Battery (extended battery, battery and cover not included) Access to all phone functions, sync/charge & headphone jacks. Open access to speakers, microphone & camera. Precise design to fit your Laza Zcell 3800mah AT&T Skyrocket Samsung Galaxy S2 Extended Battery perfectly. Impact resistant case protects your phone from falls and scratches. Increased grip and protective case helps to keep your phone looking like new.